27978256

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{9661}}^1$

素因数の和:9850

約数の個数: 20

約数和(自身を含む): 54513004

約数和(自身を除く): 26534748

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 9661, 19322, 38644, 77288, 154576, 1748641, 3497282, 6994564, 13989128, 27978256]

約数ペア:

[(1, 27978256), (2, 13989128), (4, 6994564), (8, 3497282), (16, 1748641), (181, 154576), (362, 77288), (724, 38644), (1448, 19322), (2896, 9661)]